A Harley-Davidson Softail Slim averages €17,078 across all model years. Right now 12 are listed for sale, with the cheapest sitting around €13,999 (typically older years) and the priciest around €19,950 (recent years). The median is €17,225. A good price for a Harley-Davidson Softail Slim is under €15,650; anything over €18,962 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €12,919 to €15,502 for this model, depending on year and condition.